package com.linwen.javase.desgin_pattern.BigTalkDesignPattenJAVACode._08外观模式._3股票2;

//股票1
class Stock1{
    //卖股票
    public void sell(){
        System.out.println("股票1卖出");
    }
    //买股票
    public void buy(){
        System.out.println("股票1买入");
    }
}